419434960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{653}}^1$

素因数の和:741

約数の個数: 160

約数和(自身を含む): 1183352832

約数和(自身を除く): 763917872

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 37, 40, 56, 62, 70, 74, 80, 112, 124, 140, 148, 155, 185, 217, 248, 259, 280, 296, 310, 370, 434, 496, 518, 560, 592, 620, 653, 740, 868, 1036, 1085, 1147, 1240, 1295, 1306, 1480, 1736, 2072, 2170, 2294, 2480, 2590, 2612, 2960, 3265, 3472, 4144, 4340, 4571, 4588, 5180, 5224, 5735, 6530, 8029, 8680, 9142, 9176, 10360, 10448, 11470, 13060, 16058, 17360, 18284, 18352, 20243, 20720, 22855, 22940, 24161, 26120, 32116, 36568, 40145, 40486, 45710, 45880, 48322, 52240, 64232, 73136, 80290, 80972, 91420, 91760, 96644, 101215, 120805, 128464, 141701, 160580, 161944, 169127, 182840, 193288, 202430, 241610, 283402, 321160, 323888, 338254, 365680, 386576, 404860, 483220, 566804, 642320, 676508, 708505, 748991, 809720, 845635, 966440, 1133608, 1353016, 1417010, 1497982, 1619440, 1691270, 1932880, 2267216, 2706032, 2834020, 2995964, 3382540, 3744955, 5242937, 5668040, 5991928, 6765080, 7489910, 10485874, 11336080, 11983856, 13530160, 14979820, 20971748, 26214685, 29959640, 41943496, 52429370, 59919280, 83886992, 104858740, 209717480, 419434960]

約数ペア:

[(1, 419434960), (2, 209717480), (4, 104858740), (5, 83886992), (7, 59919280), (8, 52429370), (10, 41943496), (14, 29959640), (16, 26214685), (20, 20971748), (28, 14979820), (31, 13530160), (35, 11983856), (37, 11336080), (40, 10485874), (56, 7489910), (62, 6765080), (70, 5991928), (74, 5668040), (80, 5242937), (112, 3744955), (124, 3382540), (140, 2995964), (148, 2834020), (155, 2706032), (185, 2267216), (217, 1932880), (248, 1691270), (259, 1619440), (280, 1497982), (296, 1417010), (310, 1353016), (370, 1133608), (434, 966440), (496, 845635), (518, 809720), (560, 748991), (592, 708505), (620, 676508), (653, 642320), (740, 566804), (868, 483220), (1036, 404860), (1085, 386576), (1147, 365680), (1240, 338254), (1295, 323888), (1306, 321160), (1480, 283402), (1736, 241610), (2072, 202430), (2170, 193288), (2294, 182840), (2480, 169127), (2590, 161944), (2612, 160580), (2960, 141701), (3265, 128464), (3472, 120805), (4144, 101215), (4340, 96644), (4571, 91760), (4588, 91420), (5180, 80972), (5224, 80290), (5735, 73136), (6530, 64232), (8029, 52240), (8680, 48322), (9142, 45880), (9176, 45710), (10360, 40486), (10448, 40145), (11470, 36568), (13060, 32116), (16058, 26120), (17360, 24161), (18284, 22940), (18352, 22855), (20243, 20720)]